From 43d3acbfcc8fbabdc8ca10ac6594f69a82783ec3 Mon Sep 17 00:00:00 2001
From: chriszero <zerov83@gmail.com>
Date: Fri, 10 Jul 2015 20:41:12 +0200
Subject: Viewelement <scrollbar/> for all grids.

---
 browserGrid.cpp              | 24 +++++++++++++-----------
 templates/plug-plex-root.xml | 13 +++++++++++++
 2 files changed, 26 insertions(+), 11 deletions(-)

diff --git a/browserGrid.cpp b/browserGrid.cpp
index 9a947e8..f9bb026 100644
--- a/browserGrid.cpp
+++ b/browserGrid.cpp
@@ -61,6 +61,7 @@ void cBrowserGrid::Flush()
 	
 	cMutexLock MutexLock(&cPlexSdOsd::RedrawMutex);
 	m_pGrid->Display();
+	m_pScrollbar->Display();
 
 	m_pRootView->Display();
 }
@@ -256,6 +257,7 @@ void cBrowserGrid::DrawGrid()
 	m_pHeader->Display();
 	DrawInfopane();
 	DrawFooter();
+	DrawScrollbar();
 }
 
 void cBrowserGrid::DrawBackground()
@@ -360,25 +362,25 @@ void cBrowserGrid::DrawFooter()
 
 void cBrowserGrid::DrawScrollbar()
 {
-	/*
+	
 	if (m_vElements.size() == 0)
 		return;
-	int scrollBarHeight = (double)m_rows / (double)m_vElements.size() * 1000;
-
-	// in welcher Zeile sind wir?
+	
 	int currentRow = SelectedObject()->AbsolutePosition / m_columns;
+	int totalRows = m_vElements.size() / m_columns;
+	
+	int scrollBarHeight = 100.0 / totalRows * m_rows;  
 
-	int offset = (double)startPos / (double)m_vElements.size() * 1000;
+	int offset = 100.0 / totalRows * currentRow;
+	if(offset >= 100 - scrollBarHeight) {
+		offset = 100.0 - scrollBarHeight;
+	}
 	m_pScrollbar->Clear();
 	m_pScrollbar->ClearTokens();
-
-	int y = (100 - GetHeight())/2;
-
-	m_pScrollbar->AddIntToken("posy", y);
-	m_pScrollbar->AddIntToken("totalheight", menuHeight);
+	
 	m_pScrollbar->AddIntToken("height", scrollBarHeight);
 	m_pScrollbar->AddIntToken("offset", offset);
-	m_pScrollbar->Display();*/
+	m_pScrollbar->Display();
 }
 
 void cBrowserGrid::NextTab()
diff --git a/templates/plug-plex-root.xml b/templates/plug-plex-root.xml
index 49d710a..3f9c479 100644
--- a/templates/plug-plex-root.xml
+++ b/templates/plug-plex-root.xml
@@ -44,6 +44,19 @@
 	<viewelement name="header">
 	</viewelement>
 	
+	<!-- Tokens available for scrollbar
+		{height}	height of the position marker of the scrollbar in percent
+		{offset}	offset for the position marker from the top of the scrollbar in percent
+	-->
+	<viewelement name="scrollbar">
+	<!-- example:
+		<area x="66%" y="15%" width="9%" height="75%" layer="4">
+			<drawrectangle x="0" y="2" width="{areawidth}-2" height="{areaheight}" color="{clrRed}" />
+			<drawrectangle x="0" y="{areaheight} / 100 * {offset}" width="{areawidth}" height="{areaheight} / 100 * {height}" color="{clrGreen}" />
+		</area>
+	-->
+	</viewelement>
+	
 	<viewelement name="infopane">
 	</viewelement>
 	
-- 
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